@charset "utf-8";
@keyframes textchagne
{
	0% {color: black;}
	50% {color: red;}
	100% {color: black;}
}
.main {
	display: block;
	width: 657px;
	margin: 0 auto;
	padding-top: 100px;
	overflow: hidden;
  position: relative;
  .flash-text{
    font-size: 20px;
    text-align: center;
    margin: 20px auto;
    animation: textchagne 2s linear 0s infinite alternate;
  }
  .nav{
    margin-top: 50px;
    .item{
      padding: 10px 30px;
      font-size: 30px;
      color: #FFF;
      border-radius: 5px;
      margin-left: 25px;
      background-image: linear-gradient(#60dcf5, #2695d7);
      box-shadow: 2px 2px 6px #999999;
      float: left;
      &:hover {
        background-image: linear-gradient(#4edaf6, #0d77dc);
      }
    }
  }
}



